745497941 has 16 divisors (see below), whose sum is σ = 781642368. Its totient is φ = 710337600.

The previous prime is 745497937. The next prime is 745497989. The reversal of 745497941 is 149794547.

It is a cyclic number.

It is not a de Polignac number, because 745497941 - 2² = 745497937 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 745497941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745497911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 427331 + ... + 429071.

It is an arithmetic number, because the mean of its divisors is an integer number (48852648).

Almost surely, 2^745497941 is an apocalyptic number.

745497941 is a gapful number since it is divisible by the number (71) formed by its first and last digit.

It is an amenable number.

745497941 is a deficient number, since it is larger than the sum of its proper divisors (36144427).

745497941 is a wasteful number, since it uses less digits than its factorization.

745497941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2012.

The product of its digits is 1270080, while the sum is 50.

The square root of 745497941 is about 27303.8081776151. The cubic root of 745497941 is about 906.7386946424.

The spelling of 745497941 in words is "seven hundred forty-five million, four hundred ninety-seven thousand, nine hundred forty-one".